He heard her singing in her pantry.
Suddenly she was summoned downstairs by an impatient bellringer, and on her return found Waerli waiting in the passage.
"What a goose you are!" she cried, throwing a letter at him; "you have left the wrong letter at No.

82." Then some one else rang, and Marie hurried off again.

She came back with another letter in her hand, and found Waerli sitting in her pantry.
"The wrong letter left at No.

54," she said, "and Madame in a horrid temper in consequence.

What a nuisance you are to-day, Waerli! Can't you read?
Here, give the remaining letters to me.